19399413

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{1327}}^1$

素因数の和:1784

約数の個数: 16

約数和(自身を含む): 28302336

約数和(自身を除く): 8902923

約数列:

[1, 3, 11, 33, 443, 1327, 1329, 3981, 4873, 14597, 14619, 43791, 587861, 1763583, 6466471, 19399413]

約数ペア:

[(1, 19399413), (3, 6466471), (11, 1763583), (33, 587861), (443, 43791), (1327, 14619), (1329, 14597), (3981, 4873)]